... operation and supervision. 11, for safety, the circuit breaker is mounted close to the control panel. Meanwhile, emergency stop ... preheating cold start device, meanwhile -40°C start solution is available. 3, High-efficient water and fan coolant system4, With ... PMG(permanent magnet generator)optional availableIP21-23 protection gradeInsulation system is Class HRange of voltage regulation at no load: ≥± ...